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BF3800D012 – 3P CONTACTOR 38A AC3 12VDC
Lovato BF3800D012 three-pole power contactor with a 38 A AC-3 rating, 18.5 kW motor rating at 400–440 V and a 12 V DC control coil for industrial motor-control applications.
£157.41
Why Choose the Lovato BF3800D012 Power Contactor?
The Lovato BF3800D012 is a robust three-pole power contactor designed for controlling three-phase motors and switching electrical loads in industrial machinery and automation systems. As part of the Lovato BF38 contactor series, it provides dependable electromagnetic switching for motor starters, control panels and production equipment.
This contactor has an IEC AC-3 operational current rating of 38 A at up to 440 V and supports an AC-3 motor power rating of 18.5 kW at 400–440 V. Its conventional free-air thermal current rating is 56 A, supporting both motor-control and general-purpose load-switching applications.
The BF3800D012 incorporates a 12 V DC control coil with a consumption of 5.4 W during both inrush and holding. Screw or 35 mm DIN-rail mounting enables straightforward installation inside electrical control panels, battery-powered systems and machine cabinets.
Key Advantages
- Reliable three-pole power contactor for industrial motor control.
- 38 A AC-3 operational current rating at up to 440 V.
- 18.5 kW AC-3 motor rating at 400–440 V.
- 56 A AC-1 thermal current rating at up to 40°C.
- Low-voltage 12 V DC control coil.
- Flexible screw or 35 mm DIN-rail mounting.
Key Features
- Lovato BF38 contactor series.
- Three-pole power contactor.
- 38 A AC-3 operational current.
- 56 A conventional free-air thermal current.
- 15.5 A AC-4 operational current at 400 V.
- 12 V DC coil with 5.4 W consumption.
- 690 V rated insulation voltage.
- IP20 power-terminal protection when correctly wired.
Reliable DC-Controlled Motor Switching
Power contactors such as the Lovato BF3800D012 use an electromagnetic coil to open and close power circuits in response to a control signal. Its 12 V DC coil enables operation from compatible low-voltage control systems while the main contacts switch higher-power motor and industrial load circuits.
The BF38 series is engineered for frequent industrial switching, with a mechanical life of up to 20,000,000 cycles. Its compact mounting format, protected terminals and broad operating-temperature range support dependable integration into machinery and electrical control assemblies.
Typical Applications
- Three-phase motor starters and control panels.
- Battery-powered machinery and mobile equipment.
- Industrial pumps, fans and compressors.
- Conveyors and material-handling systems.
- Manufacturing and production machinery.
- OEM automation systems using 12 V DC control circuits.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 12 V | |
| Power | 11 kW | |
| Current | 38 A | |
| Poles | 3-pole | |
| Coil / Supply Voltage | 12 V DC | |
| Device Type | Contactor | |
| Coil Type | DC | |
| Current AC-1 | 56 A | |
| HS Code | 85365080 | |
| Manufacturer | Lovato Electric | |
| Series | BF38 | |
| Model | BF3800D012 | |
| Product type | Power contactor | |
| Number of poles | 3 | |
| Coil type | DC | |
| Rated coil voltage | 12 V DC | |
| Coil pick-up range | 70–125% of rated control voltage | |
| Coil drop-out range | 10–40% of rated control voltage | |
| Coil consumption | 5.4 W inrush and holding | |
| AC-3 operational current | 38 A at up to 440 V and 55°C | |
| AC-4 operational current | 15.5 A at 400 V | |
| AC-1 thermal current | 56 A at up to 40°C | |
| AC-3 operational power | 11 kW at 230 V; 18.5 kW at 400–440 V; 20 kW at 500 V; 22 kW at 690 V | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 6 kV | |
| Short-time allowable current | 320 A for 10 seconds | |
| Making capacity | 380 A RMS | |
| Recommended IEC fuse protection | 63 A gG or 40 A aM | |
| Protection rating | IP20 at power terminals when correctly wired | |
| Mounting type | Screw or 35 mm DIN rail | |
| Mechanical life | 20,000,000 cycles | |
| Electrical life | 1,400,000 cycles | |
| Maximum mechanical operating frequency | 3,600 cycles per hour | |
| NO contact closing time with DC control | 54–66 ms | |
| NO contact opening time with DC control | 14–17 ms | |
| Operating temperature | -50°C to +70°C | |
| Storage temperature | -60°C to +80°C | |
| Maximum altitude | 3,000 m | |
| Weight | 560 g | |
| EAN-13 | 8013975166673 |
Frequently Asked Questions
What is the Lovato BF3800D012 used for?
This contactor is used to switch and control three-phase motors and other industrial electrical loads through a compatible 12 V DC control circuit.
What is the AC-3 rating of this contactor?
The BF3800D012 has an IEC AC-3 operational current rating of 38 A at up to 440 V.
What motor power can the BF3800D012 control?
Its IEC AC-3 operational power rating is 18.5 kW at 400–440 V.
What control supply does the contactor require?
The BF3800D012 requires a 12 V DC control supply, and its coil consumes approximately 5.4 W during both pick-up and holding.
How is the BF3800D012 mounted?
The contactor can be installed using screws or mounted on a standard 35 mm DIN rail.
Trusted Industrial Switching from Lovato Electric
Lovato Electric BF series contactors provide dependable switching, flexible panel installation and verified performance for industrial motor-control and automation applications.
